<?php
echo"计算用户输入两个整数的加减乘除的结果\n";
echo"请输入两个整数，用逗号分割开来：\n";
$count=fscanf(STDIN, "%d,%d,%s",$a,$b,$other);
var_dump($count,$a,$b,$other);
if($count>2){//count代表成功接受的数据个数
    echo "不要再输入的数据后添加乱七八糟的东西~\n";
}else if($count<2){
    echo "请按要求的格式来输入数据~\n";
}else{
    $jia=$a+$b;
    $jian=$a-$b;
    echo "$a+$b=$jia\n";
    echo "$a-$b=$jian\n";
    $cheng=$a*$b;
    $chu=$a/$b;
    echo "$a*$b=$cheng\n";
    echo "$a/$b=$chu\n";
}
